How To Fix UCUW151 - Parameter is either incomplete or invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: UCUW -

• Message number: 151

• Message text: Parameter is either incomplete or invalid

What causes this issue?

The permanent parameter settings are incomplete or invalid.

System Response

The application cannot be launched.

How to fix this error?

Correct the permanent parameters.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCUW151 - Parameter is either incomplete or invalid ?

  The SAP error message UCUW151, which states "Parameter is either incomplete or invalid," typically occurs in the context of SAP's User Communication and Workflow (UCUW) functionalities. This error can arise due to various reasons, often related to the configuration or input parameters in a workflow or communication process.
  Causes:
  
  Incomplete Parameters: The parameters required for a specific function or transaction are not fully provided. This could be due to missing fields in a form or transaction.
  Invalid Parameters: The parameters provided do not meet the expected format or criteria. This could include incorrect data types, out-of-range values, or unsupported characters.
  
  Configuration Issues: There may be issues with the configuration of the workflow or communication settings in the SAP system.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to execute the transaction or access certain parameters.
  
  Solutions:
  
  Check Input Parameters: Review the parameters you are entering to ensure they are complete and valid. Make sure